MEDIAN FLOW RATE · 1 YEAR
—cfs
No flow data available
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
25.5in
≈ normal
25.49 in of precipitation so far this year — about average for this point in the season (normal 22.36 in).
YTD Total
25.5in
This year so far
Normal to Date
22.4in
30-yr average
Typical Range
17.6–26.4in
10th–90th pct YTD
Departure
+14%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 3.28" · normal 3.47" (2.2–5.5)
Feb: 2.04" · normal 3.08" (1.7–4.6)
Mar: 5.57" · normal 4.14" (2.1–6.6)
Apr: 3.41" · normal 3.67" (2.0–6.0)
May: 3.84" · normal 3.22" (2.0–4.4)
Jun: 3.88" · normal 3.88" (1.8–6.7)
Jul: 3.47" (so far)· normal 3.60" (1.7–6.1)
Aug: normal 4.07" (2.4 –7.0)
Sep: normal 3.95" (1.4–7.9)
Oct: normal 4.12" (1.2–6.8)
Nov: normal 3.48" (1.7–4.8)
Dec: normal 4.17" (2.2–6.8)
Baseline 1991–2020 · Source: Open-Meteo03:47 PM
Your History · WILLIMANTIC RIVER NEAR MANSFIELD DEPOT, CT
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Station Location
41.8156, -72.3169Loading map…
DATA · USGS · NOAA · NWS
Site #01119384·USGS
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